BGS mineralogy and petrology collection record

Sample number S72763; S72763/A; COLLNOYW1449;
Sample Donor May,F.
Rock name 'Original entry: Microdiorite'
Stratigraphy Not entered
Comments Microdiorite sheet cutting Moine
Locality details Allt an Dunain
50k map sheet Fort Augustus (73)

View images in GeoScenic related to 'Fort Augustus'

View the geology near 'Fort Augustus'

Map reference NH 4011 1656
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


S72763

Cross Polarized, S72763

Plane Polarized, S72763

Plane Polarized, S72763


S72763/A

Cross Polarized, S72763/A

Plane Polarized, S72763/A

Plane Polarized, S72763/A